104251020 has 24 divisors (see below), whose sum is σ = 291903024. Its totient is φ = 27800256.

The previous prime is 104251003. The next prime is 104251031. The reversal of 104251020 is 20152401.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 868699 + ... + 868818.

It is an arithmetic number, because the mean of its divisors is an integer number (12162626).

Almost surely, 2^104251020 is an apocalyptic number.

104251020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104251020 is an abundant number, since it is smaller than the sum of its proper divisors (187652004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104251020 is a wasteful number, since it uses less digits than its factorization.

104251020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737529 (or 1737527 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 104251020 is about 10210.3388778238. The cubic root of 104251020 is about 470.6449874141.

The spelling of 104251020 in words is "one hundred four million, two hundred fifty-one thousand, twenty".